@X@user.full_name@X@ @GMU: What is the wavelength of radiation with a frequency of 1.967e+15 s-1?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Se2+ in its ground state?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Sc3+ in its ground state?

@X@user.full_name@X@ @GMU: Which of the answers below is isoelectronic with Na+

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Sc in its ground state?

@X@user.full_name@X@ @GMU: Which of the answers below has the shortest bond length?

@X@user.full_name@X@ @GMU: What is the wavelength of photons having an energy of 0.0378 kJ/mol. Remember Planck’s constant is 6.626×10-34 J×s

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for He in its ground state?

@X@user.full_name@X@ @GMU: What is the wavelength of radiation with a frequency of 4.373e+11 s-1?

@X@user.full_name@X@ @GMU: What is the energy of photons with a frequency of 6.542e+8 s-1? Remember Planck’s constant is 6.626×10-34 J×s